pontoon crane平底船: pontoon; flat-boat; flat-bot ...起重机: crane; derrick; crab; freigh ...升船起重机: ship-jack起重船起重机支柱: crane stalk散货卸船起重机: bulk unloading crane下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:平底船起重机，即可在微信中查询翻译
